Senior Applied Researcher AI/ML (US)

Stack

Responsibilities

• ▹Apply ML/AI techniques including GenAI and LLM-based approaches to build model systems integrated into large-scale cloud SaaS production environments
• ▹Collaborate with product leaders, clinical informaticists, data scientists, UI/UX researchers and engineers
• ▹Design, build and evaluate solutions on structured and unstructured healthcare data (predictive models, summarization, recommenders, semantic search, extraction, classification)
• ▹Perform research and experimentation to select appropriate approaches, algorithms and evaluation methods
• ▹Perform data collection, cleaning, analysis, prompt tuning, fine-tuning and model training
• ▹Apply and evolve responsible AI evaluation practices (e.g. LLM-as-judge, RAGAS, LangSmith)

Requirements

• ▹Ph.D. graduate with 1+ years of related industry experience, OR Master's graduate with 4+ years, including at least 1 year in healthcare ML/AI
• ▹Proven industry experience through multiple major product releases in a commercial SaaS environment
• ▹Hands-on experience with healthcare data (EHR, ADT, clinical notes)
• ▹Proficiency in Python; Java or other languages helpful
• ▹Proficiency with SQL and data engineering for AI/ML applications
• ▹Experience with large datasets using big data frameworks (Azure Data Lake, Apache Spark, Databricks)
• ▹Solid understanding of transformer models and LLM-based approaches, including prompt tuning and PEFT methods (LoRA, QLoRA) using Hugging Face Transformers
• ▹Experience building and evaluating models with modern ML packages (NumPy, SciPy, Pandas, Scikit-learn, PyTorch, LightGBM)
• ▹Experience building and deploying models on public cloud infrastructure (Azure, AWS, Google Cloud), including version control and CI/CD
• ▹Strong communication and collaboration skills on a distributed team

Nice to have

• ▹Experience with reinforcement learning or RLHF
• ▹NLP techniques for summarization, extraction, classification or semantic search
• ▹Retrieval-augmented generation (RAG) pipelines and/or agentic frameworks (LangChain, LlamaIndex)

Soft skills

About the company

PointClickCare is a founder-led, privately held health tech company on a mission to help providers deliver exceptional care. It holds the largest long-term and post-acute care dataset, runs a Marketplace of 400+ integrated partners, and its platform serves over 30,000 provider organizations. Recognized by Forbes as a top private cloud company, PointClickCare is also known as one of Canada's most admired corporate cultures.